diff --git a/Node2d.cs b/Node2d.cs
new file mode 100644
index 0000000..7bc6071
--- /dev/null
+++ b/Node2d.cs
@@ -0,0 +1,40 @@
+using Godot;
+using System;
+
+public partial class Node2d : CharacterBody2D
+{
+	public const float Speed = 300.0f;
+	public const float JumpVelocity = -400.0f;
+
+	public override void _PhysicsProcess(double delta)
+	{
+		Vector2 velocity = Velocity;
+
+		// Add the gravity.
+		if (!IsOnFloor())
+		{
+			velocity += GetGravity() * (float)delta;
+		}
+
+		// Handle Jump.
+		if (Input.IsActionJustPressed("ui_accept") && IsOnFloor())
+		{
+			velocity.Y = JumpVelocity;
+		}
+
+		// Get the input direction and handle the movement/deceleration.
+		// As good practice, you should replace UI actions with custom gameplay actions.
+		Vector2 direction = Input.GetVector("ui_left", "ui_right", "ui_up", "ui_down");
+		if (direction != Vector2.Zero)
+		{
+			velocity.X = direction.X * Speed;
+		}
+		else
+		{
+			velocity.X = Mathf.MoveToward(Velocity.X, 0, Speed);
+		}
+
+		Velocity = velocity;
+		MoveAndSlide();
+	}
+}
diff --git a/lab.tscn b/lab.tscn
index 17e359d..c2dcfbd 100644
--- a/lab.tscn
+++ b/lab.tscn
@@ -1,4 +1,4 @@
-[gd_scene load_steps=15 format=4 uid="uid://chkhsro6w06rg"]
+[gd_scene load_steps=16 format=4 uid="uid://chkhsro6w06rg"]
 
 [ext_resource type="Texture2D" uid="uid://chqegsqdgeq34" path="res://temp_res/kenney_tiny-town/Tilemap/tilemap_packed.png" id="1_qt51n"]
 [ext_resource type="Script" path="res://scripts/Lab.cs" id="1_xcxd5"]
@@ -7,6 +7,7 @@
 [ext_resource type="Texture2D" uid="uid://kynboc7lqni0" path="res://temp_res/kenney_ui-pack-space-expansion/Vector/Yellow/bar_square_large_l.svg" id="5_pxvpi"]
 [ext_resource type="Texture2D" uid="uid://dsihhrpyfys73" path="res://temp_res/kenney_ui-pack-space-expansion/Vector/Yellow/bar_square_large_m.svg" id="6_rwjml"]
 [ext_resource type="Texture2D" uid="uid://bhxt7vjf0fxsm" path="res://temp_res/kenney_ui-pack-space-expansion/Vector/Yellow/bar_square_large_r.svg" id="7_vfnk6"]
+[ext_resource type="PackedScene" uid="uid://c413oatj0eqhu" path="res://student.tscn" id="8_wqdny"]
 
 [sub_resource type="TileSetAtlasSource" id="TileSetAtlasSource_s736i"]
 texture = ExtResource("1_yu0wa")
@@ -565,7 +566,7 @@ script = ExtResource("1_xcxd5")
 [node name="TestMap" type="TileMapLayer" parent="."]
 position = Vector2(0, 80)
 scale = Vector2(5, 5)
-tile_map_data = PackedByteArray("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")
+tile_map_data = PackedByteArray("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")
 tile_set = SubResource("TileSet_8aks8")
 collision_visibility_mode = 1
 
@@ -616,3 +617,6 @@ layout_mode = 2
 texture = ExtResource("7_vfnk6")
 expand_mode = 3
 stretch_mode = 4
+
+[node name="Student" parent="." instance=ExtResource("8_wqdny")]
+position = Vector2(40, 120)
diff --git a/scripts/Lab.cs b/scripts/Lab.cs
index a84f092..7752357 100644
--- a/scripts/Lab.cs
+++ b/scripts/Lab.cs
@@ -1,5 +1,7 @@
 using Godot;
 using System;
+using System.Collections.Generic;
+using System.Linq;
 
 public partial class Lab : Node2D
 {
@@ -9,10 +11,204 @@ public partial class Lab : Node2D
 		var label = GetNode<Label>("TitleBar/TitleBarBodyDate/DateLabel");
 		label.Text = Player.Timeline.InternalDate.ToLongDateString();
 		Player.Timeline.OnDayChanged += d => label.Text = d.ToLongDateString();
+		tileMap = GetNode<TileMapLayer>("TestMap");
+		UpdateMap();
 	}
 
 	// Called every frame. 'delta' is the elapsed time since the previous frame.
 	public override void _Process(double delta)
 	{
 	}
+
+
+	private static readonly Vector2I tableTileCoord = new(0, 6);
+	private static readonly Vector2I waterTileCoord = new(6, 9);
+	private static readonly Vector2I doorTileCoord = new(9, 3);
+	private static readonly Vector2I axeTileCoord = new(10, 9);
+	private static readonly Vector2I blockTileCoord = new(4, 3);
+
+	public enum MapNodeType
+	{
+		Table,
+		Water,
+		Door,
+		Axe,
+		Block,
+		Road,
+	}
+
+
+	private const int MAP_WIDTH = 24;
+	private const int MAP_HEIGHT = 13;
+
+	private readonly MapNodeType[,] blocks = new MapNodeType[MAP_WIDTH, MAP_HEIGHT];
+
+
+	private TileMapLayer tileMap;
+
+	public void UpdateMap()
+	{
+		for (int i = 0; i < MAP_WIDTH; i++) {
+			for (int j = 0; j < MAP_HEIGHT; j++) {
+				var tile = tileMap.GetCellAtlasCoords(new Vector2I(i,j));
+				if (tile == tableTileCoord) {
+					blocks[i,j] = MapNodeType.Table;
+				} else if (tile == waterTileCoord) {
+					blocks[i,j] = MapNodeType.Water;
+				} else if (tile == doorTileCoord) {
+					blocks[i,j] = MapNodeType.Door;
+				} else if (tile == axeTileCoord) {
+					blocks[i,j] = MapNodeType.Axe;
+				} else if (tile == blockTileCoord) {
+					blocks[i,j] = MapNodeType.Block;
+				} else {
+					blocks[i,j] = MapNodeType.Road;
+				}
+			}
+		}
+	}
+
+
+	private static bool IsValidPosition(Vector2I pos)
+	{
+		int x = pos.X;
+		int y = pos.Y;
+		if (x < 0 || x >= MAP_WIDTH || y < 0 || y >= MAP_HEIGHT) {
+			return false;
+		}
+		return true;
+	}
+	private List<Vector2I> GetNeighbors(Vector2I pos) {
+		int x = pos.X;
+		int y = pos.Y;
+		var neighbor = new List<Vector2I>();
+		if (!IsValidPosition(pos)) {
+			return neighbor;
+		}
+
+		if (IsValidPosition(new Vector2I(x-1,y)) && blocks[x-1,y] == MapNodeType.Road) {
+			neighbor.Add(new Vector2I(x-1,y));
+		}
+		if (IsValidPosition(new Vector2I(x+1,y)) && blocks[x+1,y] == MapNodeType.Road) {
+			neighbor.Add(new Vector2I(x+1,y));
+		}
+		if (IsValidPosition(new Vector2I(x,y-1)) && blocks[x,y-1] == MapNodeType.Road) {
+			neighbor.Add(new Vector2I(x,y-1));
+		}
+		if (IsValidPosition(new Vector2I(x,y+1)) && blocks[x,y+1] == MapNodeType.Road) {
+			neighbor.Add(new Vector2I(x,y+1));
+		}
+		return neighbor;
+	}
+
+	public List<Vector2I> GetShortestPath(Vector2I start, Vector2I end)
+	{
+		for (int j = 0; j < MAP_HEIGHT; j++) {
+			string t = "";
+			for (int i = 0; i < MAP_WIDTH; i++) {
+				t += $"{blocks[i,j]} ";
+			}
+			GD.Print(t);
+		}
+		var path = new List<Vector2I>();
+		if (tileMap.GetCellSourceId(start) == -1 || tileMap.GetCellSourceId(end) == -1) {
+			return path;
+		}
+		if (start == end) {
+			return path;
+		}
+		GD.Print(start);
+		GD.Print(end);
+        static int vec2idx(Vector2I v) => v.Y * MAP_WIDTH + v.X;
+        static Vector2I idx2vec2(int i) => new(i % MAP_WIDTH, i / MAP_WIDTH);
+
+		HashSet<int> entriesIdx = new();
+		foreach (var e in GetNeighbors(end)) {
+			entriesIdx.Add(vec2idx(e));
+		}
+		if (entriesIdx.Count == 0) {
+			return path;
+		}
+
+        // Use Dijkstra algorithm to find the shortest path
+        int[] dist = new int[MAP_WIDTH * MAP_HEIGHT];
+        int[] prev = new int[MAP_WIDTH * MAP_HEIGHT];
+		bool[] visited = new bool[MAP_WIDTH * MAP_HEIGHT];
+
+		for (int i = 0; i < dist.Length; i++) {
+			dist[i] = int.MaxValue;
+			prev[i] = -1;
+			visited[i] = false;
+		}
+		dist[vec2idx(start)] = 0;
+
+		int answer = -1;
+		for (int i = 0; i < dist.Length; i++) {
+			int min_distance = int.MaxValue;
+			int u = -1;
+			for (int j = 0; j < dist.Length; j++) {
+				if (!visited[j] && dist[j] <= min_distance) {
+					min_distance = dist[j];
+					u = j;
+				}
+			}
+			GD.Print($"u={u}");
+			if (u == -1) {
+				return path;
+			}
+			if (entriesIdx.Contains(u)){
+				answer = u;
+				break;
+			}
+			visited[u] = true;
+			var neighbors = GetNeighbors(idx2vec2(u));
+			int alt = dist[u] + 1;
+			GD.Print($"Alt={alt}");
+			foreach (var neighbor in neighbors) {
+				int idx = vec2idx(neighbor);
+				if (visited[idx]) continue;
+				GD.Print($"Neighbor: {neighbor}, id={idx}, dist={dist[idx]}");
+				if (alt < dist[idx]) {
+					dist[idx] = alt;
+					prev[idx] = u;
+					GD.Print($"Prev({idx}) = {u}");
+				}
+			}
+		}
+
+		while (answer != vec2idx(start)) {
+			path.Add(idx2vec2(answer));
+			answer = prev[answer];
+		}
+		path.Reverse();
+		return path;
+	}
+
+	public Vector2I GetTypedBlock(MapNodeType nType, uint idx) {
+		Vector2I tileCoord;
+		switch(nType) {
+		case MapNodeType.Table:
+			tileCoord = tableTileCoord;
+			break;
+		case MapNodeType.Water:
+			tileCoord = waterTileCoord;
+			break;
+		case MapNodeType.Door:
+			tileCoord = doorTileCoord;
+			break;
+		case MapNodeType.Axe:
+			tileCoord = axeTileCoord;
+			break;
+		default:
+			return Vector2I.Zero;
+		}
+		var candidates = tileMap.GetUsedCellsById(0, tileCoord, -1);
+		idx %= (uint)candidates.Count;
+		return candidates[(int)idx];
+	}
+
+	public Vector2I Point2Coord(Vector2 pos) {
+		return tileMap.LocalToMap(tileMap.ToLocal(pos));
+	}
+
 }
diff --git a/scripts/Student.cs b/scripts/Student.cs
new file mode 100644
index 0000000..63d751a
--- /dev/null
+++ b/scripts/Student.cs
@@ -0,0 +1,94 @@
+using Godot;
+using System;
+using System.Collections.Generic;
+
+public partial class Student : CharacterBody2D
+{
+	public float Speed { get; set; } = 10.0f;
+	public const float JumpVelocity = -400.0f;
+
+	public int NextType = -1;
+
+	private Queue<Vector2I> PathToGo = new();
+
+	public override void _PhysicsProcess(double delta)
+	{
+		if (PathToGo.Count == 0)
+		{
+			return;// No path to follow.
+		}
+
+		Vector2 velocity = new();
+		var nextPoint = PathToGo.Peek();
+		if ((int)GlobalPosition.X == nextPoint.X && (int)GlobalPosition.Y == nextPoint.Y) {
+			GD.Print(PathToGo.Dequeue());
+		}
+		nextPoint = PathToGo.Peek();
+		// if ((int)GlobalPosition.X == nextPoint.X) {
+		// 	// Move Y
+		// 	// velocity.Y = Math.Max(Speed, Math.Abs(nextPoint.Y - GlobalPosition.Y));
+		// 	velocity.Y = Speed;
+		// 	if (GlobalPosition.Y > nextPoint.Y) {
+		// 		velocity.Y = -velocity.Y;
+		// 	}
+		// } else if ((int)GlobalPosition.Y == nextPoint.Y) {
+		// 	// move X
+		// 	// velocity.X = Math.Max(Speed, Math.Abs(nextPoint.X - GlobalPosition.X));
+		// 	velocity.X = Speed;
+		// 	if (GlobalPosition.X > nextPoint.X) {
+		// 		velocity.X = -velocity.X;
+		// 	}
+		// }
+		if ((int)GlobalPosition.X == nextPoint.X) {
+			// Move Y
+			// velocity.Y = Math.Max(Speed, Math.Abs(nextPoint.Y - GlobalPosition.Y));
+			velocity.Y = Speed;
+			if (GlobalPosition.Y > nextPoint.Y) {
+				velocity.Y = -velocity.Y;
+			}
+		} else if ((int)GlobalPosition.Y == nextPoint.Y) {
+			// move X
+			// velocity.X = Math.Max(Speed, Math.Abs(nextPoint.X - GlobalPosition.X));
+			velocity.X = Speed;
+			if (GlobalPosition.X > nextPoint.X) {
+				velocity.X = -velocity.X;
+			}
+		}
+		GlobalPosition =  GlobalPosition with {
+			X = GlobalPosition.X + velocity.X,
+			Y = GlobalPosition.Y + velocity.Y
+		};
+
+		// Velocity = velocity;
+		MoveAndSlide();
+	}
+
+	public override void _Ready()
+	{
+		base._Ready();
+		var bt = GetNode<BTPlayer>("BTPlayer");
+		var bb = bt.Blackboard;
+		// bb.BindVarToProperty("Stayed", this, "Speed");
+		// GD.Print(bb.GetVar("Stayed"));
+		// GD.Print($"Speed: {Speed}");
+	}
+
+	public void MoveFollowPath(List<Vector2I> path)
+	{
+		foreach (var p in path)
+		{
+			PathToGo.Enqueue(new Vector2I(p.X * 80 + 40, p.Y * 80 + 120));
+		}
+	}
+
+	public void GoTo(int nType) {
+		GD.Print($"Called with nType = {nType}");
+		var lab = GetParentOrNull<Lab>();
+		if (lab == null) {
+			return;
+		}
+		var block = lab.GetTypedBlock((Lab.MapNodeType)nType, GD.Randi());
+		MoveFollowPath(lab.GetShortestPath(lab.Point2Coord(GlobalPosition), block));
+
+	}
+}
diff --git a/scripts/TestMap.cs b/scripts/TestMap.cs
index a25d35b..8866546 100644
--- a/scripts/TestMap.cs
+++ b/scripts/TestMap.cs
@@ -1,6 +1,7 @@
 using Godot;
 using System;
 
+
 public partial class TestMap : TileMapLayer
 {
 	/// <summary>
@@ -36,4 +37,5 @@ public partial class TestMap : TileMapLayer
 			GD.Print("Mouse is over cell: ", cell);
 		}
 	}
+
 }
diff --git a/student.tscn b/student.tscn
new file mode 100644
index 0000000..a90ff84
--- /dev/null
+++ b/student.tscn
@@ -0,0 +1,108 @@
+[gd_scene load_steps=22 format=3 uid="uid://c413oatj0eqhu"]
+
+[ext_resource type="Texture2D" uid="uid://bue73voyg0m8a" path="res://temp_res/kenney_tiny-dungeon/Tiles/tile_0099.png" id="1_aultg"]
+[ext_resource type="Script" path="res://scripts/Student.cs" id="1_oesea"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_opr6h"]
+size = Vector2(65, 74)
+
+[sub_resource type="BlackboardPlan" id="BlackboardPlan_pdckj"]
+var/Stayed/name = &"Stayed"
+var/Stayed/type = 3
+var/Stayed/value = 0.0
+var/Stayed/hint = 0
+var/Stayed/hint_string = ""
+
+[sub_resource type="BBVariant" id="BBVariant_0reab"]
+resource_name = "0"
+saved_value = 0
+type = 2
+
+[sub_resource type="BBNode" id="BBNode_ae20x"]
+resource_name = "."
+saved_value = NodePath(".")
+
+[sub_resource type="BTCallMethod" id="BTCallMethod_6osdv"]
+node = SubResource("BBNode_ae20x")
+method = &"GoTo"
+args = Array[BBVariant]([SubResource("BBVariant_0reab")])
+
+[sub_resource type="BBVariant" id="BBVariant_r6svu"]
+resource_name = "1"
+saved_value = 1
+type = 2
+
+[sub_resource type="BBNode" id="BBNode_0h6d4"]
+resource_name = "."
+saved_value = NodePath(".")
+
+[sub_resource type="BTCallMethod" id="BTCallMethod_hlg51"]
+node = SubResource("BBNode_0h6d4")
+method = &"GoTo"
+args = Array[BBVariant]([SubResource("BBVariant_r6svu")])
+
+[sub_resource type="BBVariant" id="BBVariant_0kduy"]
+resource_name = "2"
+saved_value = 2
+type = 2
+
+[sub_resource type="BBNode" id="BBNode_3rnl4"]
+resource_name = "."
+saved_value = NodePath(".")
+
+[sub_resource type="BTCallMethod" id="BTCallMethod_s6v6a"]
+node = SubResource("BBNode_3rnl4")
+method = &"GoTo"
+args = Array[BBVariant]([SubResource("BBVariant_0kduy")])
+
+[sub_resource type="BBVariant" id="BBVariant_ofgnx"]
+resource_name = "3"
+saved_value = 3
+type = 2
+
+[sub_resource type="BBNode" id="BBNode_sc5bo"]
+resource_name = "."
+saved_value = NodePath(".")
+
+[sub_resource type="BTCallMethod" id="BTCallMethod_861fo"]
+node = SubResource("BBNode_sc5bo")
+method = &"GoTo"
+args = Array[BBVariant]([SubResource("BBVariant_ofgnx")])
+
+[sub_resource type="BTProbabilitySelector" id="BTProbabilitySelector_syngh"]
+children = [SubResource("BTCallMethod_6osdv"), SubResource("BTCallMethod_hlg51"), SubResource("BTCallMethod_s6v6a"), SubResource("BTCallMethod_861fo")]
+
+[sub_resource type="BTCooldown" id="BTCooldown_l6f38"]
+children = [SubResource("BTProbabilitySelector_syngh")]
+duration = 20.0
+trigger_on_failure = true
+cooldown_state_var = &"Stayed"
+
+[sub_resource type="BTSequence" id="BTSequence_4yux8"]
+children = [SubResource("BTCooldown_l6f38")]
+
+[sub_resource type="BehaviorTree" id="BehaviorTree_rj16b"]
+blackboard_plan = SubResource("BlackboardPlan_pdckj")
+root_task = SubResource("BTSequence_4yux8")
+
+[sub_resource type="BlackboardPlan" id="BlackboardPlan_gs1pu"]
+var/Stayed/name = &"Stayed"
+var/Stayed/type = 3
+var/Stayed/value = -100.0
+var/Stayed/hint = 0
+var/Stayed/hint_string = ""
+
+[node name="Student" type="CharacterBody2D"]
+script = ExtResource("1_oesea")
+
+[node name="Sprite2D" type="Sprite2D" parent="."]
+scale = Vector2(5, 5)
+texture = ExtResource("1_aultg")
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+position = Vector2(0.5, 3)
+shape = SubResource("RectangleShape2D_opr6h")
+
+[node name="BTPlayer" type="BTPlayer" parent="."]
+behavior_tree = SubResource("BehaviorTree_rj16b")
+blackboard_plan = SubResource("BlackboardPlan_gs1pu")